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/*****************************************************************************
Licensed to Accellera Systems Initiative Inc. (Accellera) under one or
more contributor license agreements. See the NOTICE file distributed
with this work for additional information regarding copyright ownership.
Accellera licenses this file to you under the Apache License, Version 2.0
(the "License"); you may not use this file except in compliance with the
License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
implied. See the License for the specific language governing
permissions and limitations under the License.
*****************************************************************************/
/*****************************************************************************
add_big.cpp --
Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15
*****************************************************************************/
/*****************************************************************************
MODIFICATION LOG - modifiers, enter your name, affiliation, date and
changes you are making here.
Name, Affiliation, Date:
Description of Modification:
*****************************************************************************/
// This may look like C code, but it is really -*- C++ -*-
//
// add_big.cxx --
// Copyright Synopsys 1998
// Author : Ric Hilderink
// Created On : Fri Jan 15 12:35:43 1999
// Status : none
//
#define SC_INCLUDE_FX
#include "systemc.h"
#define SHOW(r, m) \
out << r.to_string(SC_BIN) << " " << flush; \
out << r.to_string(SC_HEX) << " " << flush; \
out << m.to_string(SC_BIN) << " " << flush; \
out << m.to_string(SC_HEX) << "\n" << flush
#define BIG_ARROW(T_op) \
{ \
out << "______________________ " #T_op " ______________________\n"; \
out << "______________________ UP ______________________\n"; \
sc_fxtype_params fooc(T_WL, T_IWL, SC_RND, SC_SAT); \
T_op m(1); \
T_op r(1); \
int i; \
for (i = 0; i < T_WL + 10; ++i) \
{ \
r += r + (r >> 1); \
SHOW(r, m); \
m *= 16; \
} \
out << "______________________ DOWN ______________________\n"; \
m = 1; \
for (i = 0; i < T_WL + 10; ++i) \
{ \
r -= m; \
SHOW(r, m); \
m *= 16; \
} \
}
#define T_FX_FLOAT sc_fxval
#define T_FX_UFIX sc_ufix
#define T_FX_FIX sc_fix
#define T_FX_FIXED sc_fixed<T_WL, T_IWL>
#define T_FX_UFIXED sc_ufixed<T_WL, T_IWL>
#define THE_BIG_ARROW \
BIG_ARROW(T_FX_FLOAT) \
BIG_ARROW(T_FX_UFIX) \
BIG_ARROW(T_FX_FIX) \
BIG_ARROW(T_FX_FIXED) \
BIG_ARROW(T_FX_UFIXED)
void add_big(ostream& out)
{
out.precision(15);
#define T_WL 16
#define T_IWL T_WL
out << "************* add_big " << T_WL << " ***************\n";
THE_BIG_ARROW;
#undef T_WL
#undef T_IWL
#define T_WL 67
#define T_IWL T_WL
out << "************* add_big " << T_WL << " ***************\n";
THE_BIG_ARROW;
#undef T_WL
#undef T_IWL
#define T_WL 150
#define T_IWL T_WL
out << "************* add_big " << T_WL << " ***************\n";
THE_BIG_ARROW;
}
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